- Country
- Great Britain (UK)
- Manufacturer / Brand
- RGD (Brand), Radio Gramophone Development Co. Ltd.; Birmingham
- Year
- 1958 ??
- Category
- Broadcast Receiver - or past WW2 Tuner
- Radiomuseum.org ID
- 102161
Click on the schematic thumbnail to request the schematic as a free document.
- Number of Tubes
- 7
- Main principle
- Superheterodyne (common); ZF/IF 470 kHz
- Wave bands
- Broadcast, Long Wave, Short Wave plus FM or UHF.
- Power type and voltage
- Alternating Current supply (AC) / 200-250 Volt
- from Radiomuseum.org
- Model: 3-20 - RGD Brand, Radio Gramophone
- Mentioned in
- -- Original-techn. papers.
- Author
- Model page created by Peter Hoddow. See "Data change" for further contributors.
- Other Models
-
Here you find 148 models, 115 with images and 66 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
All listed radios etc. from RGD (Brand), Radio Gramophone Development Co. Ltd.; Birmingham